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Monotone-Parent: 4437a82e041d016710ea3a45d8b7cf5b6341afff
Monotone-Revision: 0746b51101ad96419ffd4e8f557f967f13b70a60

Monotone-Author: ludovic@Sophos.ca
Monotone-Date: 2009-10-13T20:17:29
Monotone-Branch: ca.inverse.sogo
This commit is contained in:
Ludovic Marcotte
2009-10-13 20:17:29 +00:00
parent bf95e10746
commit a285132f8b
8 changed files with 81 additions and 41 deletions
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SoObjects/SOGo/SOGoCache.m
+36 -14
View File
@@ -57,6 +57,13 @@ static NSTimeInterval cleanupInterval = 300;
static NSMutableDictionary *cache = nil;
static NSMutableDictionary *users = nil;
// localCache is used to avoid going all the time to the memcached server during
// each request. We'll cache the value we got from memcached for the duration
// of the current request - which is good enough for pretty much all caces. We
// surely don't want to get new defaults/settings during the _same_ requests, it
// could produce relatively strange behaviors
static NSMutableDictionary *localCache = nil;
static NSString *memcachedServerName = @"localhost";
static SOGoCache *sharedCache = nil;
@@ -103,6 +110,7 @@ static NSLock *lock;
// This is essential for refetching the cached values in case something has changed
// accross various sogod processes
[users removeAllObjects];
[localCache removeAllObjects];
#if defined(THREADSAFE)
[lock unlock];
#endif
@@ -117,6 +125,7 @@ static NSLock *lock;
cache = [[NSMutableDictionary alloc] init];
users = [[NSMutableDictionary alloc] init];
localCache = [[NSMutableDictionary alloc] init];
// We fire our timer that will cleanup cache entries
cleanupSetting = [[NSUserDefaults standardUserDefaults]
@@ -146,6 +155,7 @@ static NSLock *lock;
memcached_free(handle);
[cache release];
[users release];
[localCache release];
[super dealloc];
}
@@ -265,30 +275,42 @@ static NSLock *lock;
forLogin: (NSString *) theLogin
{
NSDictionary *d;
memcached_return rc;
NSString *k;
const char *key;
char *s;
unsigned int len, flags;
size_t vlen;
unsigned int len;
if (!handle)
return nil;
key = [[NSString stringWithFormat: @"%@+%@", theLogin, theType] UTF8String];
k = [NSString stringWithFormat: @"%@+%@", theLogin, theType];
key = [k UTF8String];
len = strlen(key);
d = nil;
s = memcached_get(handle, key, len, &vlen, &flags, &rc);
d = [localCache objectForKey: k];
if (rc == MEMCACHED_SUCCESS && s)
if (!d)
{
NSString *v;
memcached_return rc;
unsigned int flags;
size_t vlen;
char *s;
v = [NSString stringWithUTF8String: s];
d = [NSDictionary dictionaryWithJSONString: v];
//[self logWithFormat: @"read values (%@) for subtype %@ for user %@", [d description], theType, theLogin];
free(s);
s = memcached_get(handle, key, len, &vlen, &flags, &rc);
if (rc == MEMCACHED_SUCCESS && s)
{
NSString *v;
v = [NSString stringWithUTF8String: s];
d = [NSDictionary dictionaryWithJSONString: v];
//[self logWithFormat: @"read values (%@) for subtype %@ for user %@", [d description], theType, theLogin];
// Cache the value in our localCache
[localCache setObject: d forKey: k];
free(s);
}
}
return d;